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Function without args returnung void has been inlined

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This commit is contained in:
Konstantin Anisimov
2016-12-26 15:39:13 +07:00
parent ee184de993
commit c106e4622c
1 changed files with 23 additions and 18 deletions
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backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/lower/FunctionInlining.kt
+23 -18
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@@ -1,33 +1,38 @@
package org.jetbrains.kotlin.backend.konan.lower
import org.jetbrains.kotlin.backend.common.BackendContext
import org.jetbrains.kotlin.backend.konan.Context
import org.jetbrains.kotlin.backend.konan.ir.ModuleIndex
import org.jetbrains.kotlin.descriptors.FunctionDescriptor
import org.jetbrains.kotlin.ir.IrElement
import org.jetbrains.kotlin.ir.declarations.IrFile
import org.jetbrains.kotlin.ir.expressions.IrBody
import org.jetbrains.kotlin.ir.expressions.IrCall
import org.jetbrains.kotlin.ir.visitors.IrElementVisitorVoid
import org.jetbrains.kotlin.ir.visitors.acceptChildrenVoid
import org.jetbrains.kotlin.ir.visitors.acceptVoid
import org.jetbrains.kotlin.ir.expressions.IrExpression
import org.jetbrains.kotlin.ir.expressions.impl.IrBlockBodyImpl
import org.jetbrains.kotlin.ir.expressions.impl.IrBlockImpl
import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
internal class FunctionInlining(val context: Context) {
fun inline(irFile: IrFile) {
irFile.acceptVoid(object : IrElementVisitorVoid {
override fun visitElement(element: IrElement) {
element.acceptChildrenVoid(this)
}
irFile.accept(object : IrElementTransformerVoid() {
override fun visitElement(element: IrElement) = element.accept(this, null)
override fun visitCall(expression: IrCall) {
val functionDescriptor = expression.descriptor as FunctionDescriptor
if (functionDescriptor.isInline == false) {
super.visitCall(expression)
} else {
val functionDeclaration = context.ir.moduleIndex.functions[functionDescriptor]
println("inline_akm")
}
override fun visitCall(expression: IrCall): IrExpression {
val functionDescriptor = expression.descriptor as FunctionDescriptor //
if (functionDescriptor.isInline == false) return super.visitCall(expression) // function is not to be inlined - do nothing
if (!functionDescriptor.name.asString().contains("foo")) return super.visitCall(expression)
val functionDeclaration = context.ir.moduleIndex.functions[functionDescriptor]!! // get FunctionDeclaration by FunctionDescriptor
val body = functionDeclaration.body!! as IrBlockBodyImpl
val startOffset = functionDeclaration.startOffset
val endOffset = functionDeclaration.endOffset
val returnType = functionDeclaration.descriptor.returnType!!
val statements = body.statements
val irBlock = IrBlockImpl(startOffset, endOffset, returnType, null, statements) // create
return irBlock
}
})
}, null)
}
}